NerdyWatts

ES (Residential Service Energy Star, All-Electric)

Duke Energy Carolinas, LLC · Time-of-use + tiered · filed 2026

$0.1296per kWh, all in
$1,555a year at 1,000 kWh/mo
$14.00fixed, before any usage
$0.1395utility's actual average

What this tariff charges

Fixed charge$14.00 per month
StructureTime-of-use + tiered
Filed2026-01-01

Energy rates

The charged price is the base rate plus its adjustment. Adjustments carry fuel and rider costs and are frequently most of the bill, so a comparison built on the base rate alone is meaningless.

Period 0

TierUp toBase AdjustmentCharged $/kWh
1 no limit 0.11195 0.00495 0.11690

Period 1

TierUp toBase AdjustmentCharged $/kWh
1 800.0 kWh 0.11195 0.00495 0.11690
2 no limit 0.10076 0.00495 0.10571

What it costs at different usage levels

kWh per monthAnnual total Effective $/kWh
500 $869.42 $0.1449
1000 $1,555.17 $0.1296
2000 $2,879.66 $0.1200

Effective rate includes the fixed charge, which is why it falls as usage rises. This is a time-of-use tariff, so the result also depends on when power is used; an average residential pattern is assumed. Details →

Duke Energy Carolinas, LLC offers a cheaper tariff at this usage. RETC (Residential Service All-Electric Time of Use with Critical Peak Pricing)) comes to $1,492.98 a year against this one's $1,555.17 — a difference of $62. Eligibility rules may apply; check with the utility.

The utility's own description

Available only to residential customers in residences, condominiums, mobile homes, or individually-metered apartments which provide independent and permanent facilities complete for living, sleeping, eating, cooking, and sanitation, and which are certified to meet the standards of the Energy Star program of the United States Department of Energy and Environmental Protection Agency.

URDB rate id 6998c2b743b6aa9b2a015f7f · utility source document · all Duke Energy Carolinas, LLC tariffs